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Photosynthesis Quiz

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Questions and Answers

What is the primary function of photosystem I in the light-dependent reactions?

Transferring electrons to produce NADPH (correct)

Releasing oxygen molecules

Splitting of water molecules

Producing ATP

Which type of cell in phloem is responsible for supporting sieve elements and loading/unloading materials?

Sieve elements

Sclerenchyma cells

Phloem parenchyma

Companion cells (correct)

What is the main role of tracheids in the xylem?

Conducting water and minerals (correct)

Storing food and water

Regulating gas exchange

Providing mechanical support

What is the site of the light-independent reactions in chloroplasts?

Stroma Signup and view all the answers

Which type of xylem tissue is responsible for radial conduction of water?

Xylem parenchyma Signup and view all the answers

What is the primary function of sclerenchyma cells in phloem?

Providing mechanical support and stiffness Signup and view all the answers

Which pigment molecule is responsible for absorbing light energy in photosynthesis?

Chlorophyll Signup and view all the answers

What is the equation for the light-independent reactions in photosynthesis?

NADPH + ATP + CO2 → sugar Signup and view all the answers

What is the primary function of companion cells in phloem?

Supporting sieve elements Signup and view all the answers

Which type of xylem tissue is responsible for providing mechanical support and stiffness?

Xylem fibers Signup and view all the answers